CAS 16470-24-9 Optical Bleaching Agent , Fluorescent Brightener 220 Liquid APC

CAS 16470-24-9 Optical Bleaching Agent , Fluorescent Brightener 220 Liquid APC

1. General Information of Optical Brightening Agent APC(220)                                                             

Structure:

MOLECULAR FORMULA: C₄₀H₄₀N₁₂O₁₆S₄Na₄

Substance Name:

tetrasodium4,4'-bis[[4-[bis(2-hydroxyethyl)amino]-6-(4-sulphonatoanilino)-1,3,5-triazin-2-yl]amino]stilbene-2,2'-disulphonate]

MOLECULAR WEIGHT: 1165.12 (As International relative Atom Mass 1997)

Max UV ABSORPTION WAVELENGHTH: 350 nm

EXCUTIVE STANDARD: HG/T 3727-2003

SPECIFICATIONS:

PROPERTY:

1. Easily used, and can be mixed with water at any ratio. Suitable for automatic lasting adding.

2. Excellent acid-resistance and excellent whitening effect even in low pH value solution.

3. Advanced nanofiltration membrane technology is applicationed for this material and has low salinity and better storage stabilty under normal temperature.

4. Compared with other products, FWA—APC has better sunlight fastness and alkaline- resistance.

5. Kept stable above 0℃and icelized under -3℃, but have no influence on its usage when heated and dissolved again.

2. Application and procedure of Optical Brightening Agent APC                                                       

A. Fluorescent whitening agent for paper pulp bleaching.

B. Fluorescent whitening agent in the process of surface gluing.

C. Fluorescent whitening agent in the process of coating

3. PROCEDURE:                                                                                                                                        

A. Addition to the stock: adding without dilution. Usual dosage: 0.05-1.2% on dry pulp.

B. Addition via size press: combined with starch, CMC, PVA and other products designed for surface sizing. Usual dosage: 0.5-10 g/L.

C.  Addition to the pigment coating mixtures: adding in any stage of building coating material. Good performance with the carrier of CMC, PVA and starch. Usual dosage: 0.1-1.4% on dry white pigment.

4. Packing and Shipping                                                                                                                                

Optical Brightening agent APC is packed in 25 kg, 50 kg or 200 kg plastic drum.

We have rich experiences in exporting and importing. We have good cooperation with world wide Express like DHL, UPS etc and also shipping line to ensure the samples and goods can be reach to the cutomers at soonest speed.

5. Quality Contral and R&D                                                                                                                          

We have more than 15 years of production and we also have experienced technical person to do testing and gurantee the quality during the whole production line.In past few years our team strive to develop new products which are enviromental friendly and energy

saving. We believe with our fulfillment to be the best enterprise for our customers. Under their efforts the Optical brightening agent has achieved national advanced level.

6. Production line                                                                                                                                         

Shanxi Colorshine Chemical Industry Co.,ltd is an ISO-certified modernized chemical enterprise in the collection of R&D, production and sales. Our company concentrates on the production, sales and service for Optical brighteners,Dyes and Carbon Black, fine chemicals and intermediates, which are widely used in detergent,paper-making, textile, rubber industry, medical industry, paints, printing inks and etc.

Our company's headquarters is based in Linfen City, Shanxi Province. We are establishing technical cooperation with Linfen Tech University, and manufacture products according to different customers’ requirements to fulfill market’s demand.

Except professional R&D team, our factory has advanced production and testing equipments for testing, mixing and post-processing the products in order to ensure the high quality.

With profound chemistry knowledge and rich experience, our business team can offer professional technical supports according to customers’ demand.Till now our products are exported to Japan and South Korea, Southeast Asia, the Middle East, Central and South America, Africa and successfully into Germany, France, the United States and other European markets.